采用中药信石作牙髓失活剂,其配方简便,药物新鲜,疗效显著,封药后反应小等特点。使用方法:用牙科治疗小器械勾起信石原粉,如芝麻粒大小量放于极少棉花中包起来,再蘸纯石炭酸溶液,直接置于穿髓孔处,上面覆盖一小棉球,用牙胶或丁香油粘固粉密封,48小时后复诊时开髓去髓。临床观察情况: The use of traditional Chinese medicine stone for dental pulp inactivation agent, the formula is simple, fresh medicine, significant effect, the response after sealing small characteristics. How to use: Use dental treatment of small instruments to lift the original stone, such as the size of sesame seeds placed in a small amount of cotton in the package, then dip in pure carbolic acid solution, directly placed in the hole through the hole, covered with a small ball of cotton, with Gum or clove oil cement seal, 48 hours after referral open pulp to the pulp. Clinical observation: